HTTP Status 500 – Internal Server Error


Type Exception Report

Message An exception occurred processing [editbeamline.jsp] at line [38]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: An exception occurred processing [editbeamline.jsp] at line [38]

35: 	aListOfBmlns = (ArrayList<Beamline>) request.getSession().getAttribute( org.rcsb.bsync.util.BsyncConstants.ksSESSION_BMLNS_FOR_THIS_SYNCH );
36: 	sSynchID = (String) request.getParameter( BsyncConstants.ksREQ_SYNCH_ID );	
37: 	thisBmln = (Beamline) BsyncBusSvc.getBeamlineByName(sSynchID, request.getParameter( BsyncConstants.ksREQ_BMLN_NAME ) );
38: 	aListOfDtctrs = thisBmln.getDiffrnDetectors();
39: 	aListOfSftwrSystms = thisBmln.getSoftwareSystms();	
40: 	sRegion = (String) request.getParameter( BsyncConstants.ksREGION );
41: 	


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:626)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:515)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

Root Cause

java.lang.NullPointerException
	org.apache.jsp.editbeamline_jsp._jspService(editbeamline_jsp.java:161)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:477)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/9.0.31 (Ubuntu)